Pituitary dysfunction in childhood after [177Lu]Lu-DOTATATE therapy

Publication date

2026-06-24

Authors

Van Wessel, Karen
de Keizer, BartORCID 0000-0002-6270-9483ISNI 0000000393842428
Dierselhuis, Miranda P.
Van Noesel, Max M.
Van Santen, Hanneke M.ORCID 0000-0002-6773-6931ISNI 0000000387710357

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Abstract

Treatment for neuroblastoma with chemotherapy and [131I]MIBG can induce endocrine adverse effects, including thyroid disorders, gonadal insufficiency or short stature. Neuroblastoma can also be targeted at the somatostatin receptor, using [ 177 Lu]Lu-DOTATATE peptide receptor radionuclide therapy. Thus far no endocrine effects have been reported after [ 177 Lu]Lu-DOTATATE treatment in children. We report a first case of pituitary dysfunction, reflected as growth hormone deficiency and central hypothyroidism, following treatment with [ 177 Lu]Lu-DOTATATE for refractory neuroblastoma. We hypothesize that the GH and TSH deficiency in this case are caused by pituitary damage through binding of [ 177 Lu]Lu-DOTATATE to the somatostatin receptors in the pituitary gland. If [ 177 Lu]Lu-DOTATATE in the future becomes a more upfront treatment we strongly underline screening on pituitary dysfunction after exposure to [ 177 Lu]Lu-DOTATATE in childhood.

Keywords

child, growth hormone deficiency, neuroblastoma, pituitary function, TSH deficiency, [Lu]Lu-DOTATATE, Pediatrics, Perinatology, and Child Health, Endocrinology, Diabetes and Metabolism, Endocrinology

Citation

Van Wessel, K, De Keizer, B, Dierselhuis, M P, Van Noesel, M M & Van Santen, H M 2026, 'Pituitary dysfunction in childhood after [ 177 Lu]Lu-DOTATATE therapy', Journal of Pediatric Endocrinology and Metabolism, vol. 39, no. 6, pp. 617-621. https://doi.org/10.1515/jpem-2025-0426